Finding the Fourth Proportional to 945,858.08, 1,418,787.12 and 630,930.08
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Solution
The fourth proportional to 945,858.08, 1,418,787.12 and 630,930.08 is: 946,395.12
Step by Step Solution
- Step 1: Write the proportion equation
945,858.08 : 1,418,787.12 = 630,930.08 : x - Step 2: Convert to fraction form
945,858.08/1,418,787.12 = 630,930.08/x - Step 3: Cross multiply
945,858.08x = 1,418,787.12 × 630,930.08 - Step 4: Simplify right side
945,858.08x = 895,155,471,124.57 - Step 5: Solve for x
x = 895,155,471,124.57/945,858.08 - Step 6: Final answer
x = 946,395.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.